Reusable cup base



FIG. 1 is a front perspective view from above of a first embodiment of a reusable cup base;

FIG. 2 is a front perspective view from below thereof;

FIG. 3 is a first side elevation view thereof;

FIG. 4 is a second side elevation view thereof;

FIG. 5 is a third side elevation view thereof;

FIG. 6 is a fourth side elevation view thereof;

FIG. 7 is a top plan view thereof;

FIG. 8 is a bottom plan view thereof;

FIG. 9 is a front perspective view from above of a second embodiment of a reusable cup base;

FIG. 10 is a front perspective view from below thereof;

FIG. 11 is a first side elevation view thereof;

FIG. 12 is a second side elevation view thereof;

FIG. 13 is a third side elevation view thereof;

FIG. 14 is a fourth side elevation view thereof;

FIG. 15 is a top plan view thereof; and,

FIG. 16 is a bottom plan view thereof.

The broken lines shown in the drawings represent unclaimed subject matter and form no part of the claimed design. 

CLAIM The ornamental design for a reusable cup base, as shown and described. 